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<!doctype html> <html lang="en"> <head> <title>Code coverage report for components/Provider.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../prettify.css" /> <link rel="stylesheet" href="../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../index.html">All files</a> / <a href="index.html">components</a> Provider.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 51.88% Statements 83/160 </div> <div class='fl pad1y space-right2'> 35.48% Branches 22/62 </div> <div class='fl pad1y space-right2'> 65.71% Functions 23/35 </div> <div class='fl pad1y space-right2'> 52.29% Lines 80/153 </div> </div> Press n or j to go to the next uncovered block, b, p or k for the previous block. </div> <div class='status-line medium'></div> <pre><table class="coverage"> <tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a> <a name='L2'></a><a href='#L2'>2</a> <a name='L3'></a><a href='#L3'>3</a> <a name='L4'></a><a href='#L4'>4</a> <a name='L5'></a><a href='#L5'>5</a> <a name='L6'></a><a href='#L6'>6</a> <a name='L7'></a><a href='#L7'>7</a> <a name='L8'></a><a href='#L8'>8</a> <a name='L9'></a><a href='#L9'>9</a> <a name='L10'></a><a href='#L10'>10</a> <a name='L11'></a><a href='#L11'>11</a> <a name='L12'></a><a href='#L12'>12</a> <a name='L13'></a><a href='#L13'>13</a> <a name='L14'></a><a href='#L14'>14</a> <a name='L15'></a><a href='#L15'>15</a> <a name='L16'></a><a href='#L16'>16</a> <a name='L17'></a><a href='#L17'>17</a> <a name='L18'></a><a href='#L18'>18</a> <a name='L19'></a><a href='#L19'>19</a> <a name='L20'></a><a href='#L20'>20</a> <a name='L21'></a><a href='#L21'>21</a> <a name='L22'></a><a href='#L22'>22</a> <a name='L23'></a><a href='#L23'>23</a> <a name='L24'></a><a href='#L24'>24</a> <a 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name='L353'></a><a href='#L353'>353</a></td><td class="line-coverage quiet">                                                                          5x 5x 5x 5x 5x       5x 5x       5x 5x 5x 15x 15x 15x               5x 5x 5x 5x 4x 4x       5x     5x                                                 5x 5x 5x 5x 5x 5x   5x 5x                               1x 1x   2x 2x 2x                   1x             1x 1x 1x     1x 1x 1x 1x 1x 1x 1x 1x 1x         1x       1x             1x           1x 1x   1x 1x         1x                                                                                                     4x 4x 4x     4x 4x 4x 2x 2x   4x       2x 2x 2x 2x 2x 2x 2x         2x       23x 23x                                                       10x 10x                                                               1x 1x 1x       1x                          </td><td class="text"><pre class="prettyprint lang-js">/** * @flow */   import * as React from 'react'; import {HOCContext} from '../hocs/context'; import {ApolloProvider} from 'react-apollo'; import isEmpty from 'lodash/isEmpty'; import pluralize from 'pluralize'; import upperFirst from 'lodash/upperFirst'; import {ActionManager, actionToMutation, actionsToVariables, mutate} from '../action'; import {Query} from '../query'; import {OnDeployManager} from '../onDeployManager'; import gql from 'graphql-tag'; import {objectToQueries} from '../query/utils'; import mapValues from 'lodash/mapValues'; import {groupBy, difference} from 'lodash'; import type {ProviderProps} from './types'; import type {Action, ActionType} from '../action/types';   type Props = ProviderProps;   type State = { dataChanged: Object, };   export default class Provider extends React.PureComponent<Props, State> { actionManager: ActionManager; query: Query; observableQueryMap: {[string]: any} onDeployManager: OnDeployManager;   state = { dataChanged: {} };   constructor(props: Props) { super(props); this.actionManager = new ActionManager(); this.genQuery(); this.genObservableQueryMap(); this.onDeployManager = new OnDeployManager(); }   genQuery = () => { const {schema} = this.props; this.query = new Query({schema}); }   genObservableQueryMap = () => { const {schema, client} = this.props; const variables = this.query && this.query.getVairables(); this.observableQueryMap = mapValues(schema, (v, key) => { const gqlStr = this.query.toGQL(key); this.log('gqlstr', gqlStr, variables); return client.watchQuery({ query: gql`${gqlStr}`, variables }); }); }   updateDataChanged = () => { const {dataDidChange} = this.props; const actions = this.actionManager.getActions(); let dataChanged = groupBy(actions, (action => action.payload.key)); dataChanged = mapValues(dataChanged, value => { Eif (value[0].type === 'UPDATE_OBJECT') { return true; } return value.map(v => v.payload.id); }); Iif (dataDidChange) { dataDidChange(dataChanged); } this.setState({dataChanged}); }   updateQuery = (paths: Array<string>, args: Object) => { const {client} = this.props; const originVariables = this.query.getVairables(); this.query.updateQueries(paths, 'args', args); const variables = this.query.getVairables(); const reWatchQuery = compareVariables(originVariables, variables); if (reWatchQuery) { const gqlStr = this.query.toGQL(paths[0]); this.observableQueryMap[paths[0]] = client.watchQuery({ query: gql`${gqlStr}`, variables }); this.log('updateQuery', variables, args); return Promise.resolve(reWatchQuery); } else { this.log('updateQuery', variables, args); return this.observableQueryMap[paths[0]].setVariables(variables).then(() => false); } }   // path: posts/name args: {where, pagination, sort} fetch = (key: string): Promise.resolve<*> => { const {errorHandler} = this.props; const observabale = this.observableQueryMap[key]; const currentResult = observabale.currentResult(); const {loading, error} = currentResult; Eif (loading) { return observabale.result() .then(result => { this.log('fetch', 'loading', key, result); return result.data; }).catch(e => { errorHandler && errorHandler(e); }) } else if (error) { const lastResult = observabale.getLastResult(); this.log('fetch', 'error', key, lastResult); errorHandler && errorHandler(error); return Promise.resolve(lastResult.data); } else { this.log('fetch', 'loaded', key, currentResult); return Promise.resolve(currentResult.data); } }   subscribe = (key: string, callback: (data: any) => void) => { const observableQuery = this.observableQueryMap[key]; return observableQuery.subscribe({ next: () => { const {loading, errors, data} = observableQuery.currentResult(); Eif (!loading && !errors && data && !isEmpty(data)) { callback(data); } }, error: () => { // ignore the error here since in fetch method, the error should be handled } }); }   executeOnDeploy = (key: string, value: any) => { return this.onDeployManager.execute({ key, value }); }   deploy = (key: string, id?: string): Promise<*> => { const {client, afterDeploy, schema, errorHandler} = this.props; let actions = this.actionManager.getActions(key, id); Iif (!actions || !actions.length) { return Promise.resolve(); } actions = removeIdInCreateArray(actions); const mutation = objectToQueries(actionToMutation(actions[0]), false); const variables = actionsToVariables(actions, schema); const queryVariables = this.query.getVairables(); const query = gql`${this.query.toGQL(key)}`; const cachedData = client.readQuery({query, variables: queryVariables}); const mutatedData = cachedData[key]; const {error} = this.executeOnDeploy(key, mutatedData); Iif (error) { errorHandler && errorHandler(new Error('Invalid field')); return Promise.reject(error); }   return client.mutate({ mutation: gql`${mutation}`, variables }).then(result => { Iif (actions[0].type === 'CREATE_ARRAY') { this.updateID({ action: actions[0], result }); client.resetStore(); } this.log('deploy', key, { id, result, mutation, variables }); this.actionManager.removeActions(key, id); return result.data; }).then(result => { this.updateDataChanged(); afterDeploy && afterDeploy({ key, id: id || '', result }); return result; }).catch(e => { errorHandler && errorHandler(e); this.log('deploy', e, key, { id, mutation, variables }); // to hocs throw e; }); }   updateID({ action, result }: { action: Action<ActionType>, result: any }) { const {client} = this.props; const originId = action.payload.id; const key = action.payload.key; const resultKey = `create${upperFirst(pluralize.singular(key))}`; const newId = result.data[resultKey].id; const variables = this.query.getVairables(); const query = gql`${this.query.toGQL(key)}`; const data = client.readQuery({query, variables}); data[key].edges.map(edge => { if (edge.cursor === originId) { edge.cursor = newId; edge.node.id = newId; } return edge; }); client.writeQuery({ query, variables, data }); }   reset = (key?: string, id?: string): Promise<*> => { const {rootKey} = this.props; this.actionManager.removeActions(key, id); this.updateDataChanged(); const variables = this.query.getVairables(); return this.observableQueryMap[key || rootKey].refetch(variables); }   request = (action: Array<Action<ActionType>> | Action<ActionType>, options: {write: boolean} = {write: true}): Promise<*> => { const {write = true} = options; const actions = [].concat(action); Iif (actions.length === 0) { return Promise.resolve(); } actions.forEach(ac => this.actionManager.addAction(ac)); this.updateDataChanged(); if (write) { const {data, mutatedData} = this.updateCachedData(actions); this.log('request', action, data, mutatedData); } return Promise.resolve(); }   updateCachedData = (actions: Array<Action<ActionType>>) => { const {client} = this.props; const variables = this.query.getVairables(); const query = gql`${this.query.toGQL(actions[0].payload.key)}`; const data = client.readQuery({query, variables}); const mutatedData = actions.reduce((result: Object, ac: any) => mutate(result, ac), data); console.log(mutatedData); client.writeQuery({ query, variables, data: mutatedData }); return {data, mutatedData}; }   log(type: string, ...payload: any) { Eif (process.env.NODE_ENV !== 'development') { return; } let color = "black";   switch (type) { case "request": color = "Green"; break; case "fetch": color = "DodgerBlue"; break; case "deploy": color = "Red"; break; case "subscribe": color = "Orange"; break; case 'updateQuery': color = 'Brown'; break; default: break; } // eslint-disable-next-line console.log("%c" + type, "color:" + color, ...payload); }   render() { const {client} = this.props; return <ApolloProvider client={client}> {/* $FlowFixMe */} <HOCContext.Provider value={{ request: this.request, deploy: this.deploy, fetch: this.fetch, reset: this.reset, updateQuery: this.updateQuery, subscribe: this.subscribe, query: this.query, onDeploy: this.onDeployManager.registerCallback, removeOnDeploy: this.onDeployManager.unregisterCallback, dataChanged: this.state.dataChanged }}> {/* $FlowFixMe */} {React.cloneElement(this.props.children, { request: this.request, deploy: this.deploy, fetch: this.fetch, reset: this.reset, updateQuery: this.updateQuery, subscribe: this.subscribe, query: this.query, onDeploy: this.onDeployManager.registerCallback, removeOnDeploy: this.onDeployManager.unregisterCallback })} </HOCContext.Provider> </ApolloProvider>; } }   function removeIdInCreateArray(actions: Array<Action<ActionType>>) { return actions.map(action => { const newAction = JSON.parse(JSON.stringify(action)); Iif (newAction.type === 'CREATE_ARRAY') { delete newAction.payload.value.id; delete newAction.payload.val